Steca coolcept3 - Page 61

StecaGrid 3203/x StecaGrid 4003/x
Cooling principle Temperature-controlled fan, speed variable, internal (dust-pro-
tected)
Test certificate Certificates download see the product page on our homepage.
Technical data at 25 °C / 77 °F
1)
Only Steca storage-ready devices may be connected to the storage
system connection. Batteries cannot be connected directly
.
2)
Due to its design the inverter cannot cause any DC fault currents.
8.1.2 StecaGrid 4803x/5503x
StecaGrid 4803x StecaGrid 5503x
DC input side (PV generator connection)
Number of DC inputs 1
Maximum start voltage 1000 V
Maximum input voltage 1000 V
Minimum input voltage for
feeding-in
250 V
Start input voltage 250 V
Rated input voltage 615 V 700 V
Minimum input voltage for rated
output
490 V 560 V
Number of MPP trackers 1
Operating input voltage range 250 ... 800 V
Maximum input current 11 A
Maximum short-circuit current +20 A/– 13 A
Rated input current 8 A
Max. current refeed to PV gener-
ator
0 A
Maximum input capacity at max-
imum output effective power
4,920 W 5,620 W
Nominal input power (cos φ = 1) 4,920 W 5,620 W
EN
750.661 | Z03 | 2016-09-12 61